EP0708183A4 - Fil d'acier ou barre en acier riche en carbone presentant une excellente usinabilite dans le trefilage, et leur procede de production - Google Patents
Fil d'acier ou barre en acier riche en carbone presentant une excellente usinabilite dans le trefilage, et leur procede de productionInfo
- Publication number
- EP0708183A4 EP0708183A4 EP94912062A EP94912062A EP0708183A4 EP 0708183 A4 EP0708183 A4 EP 0708183A4 EP 94912062 A EP94912062 A EP 94912062A EP 94912062 A EP94912062 A EP 94912062A EP 0708183 A4 EP0708183 A4 EP 0708183A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- wire
- workability
- producing
- same
- carbon steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
- C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
- C21D1/20—Isothermal quenching, e.g. bainitic hardening
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/002—Bainite
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12298493 | 1993-05-25 | ||
JP5122984A JP2984888B2 (ja) | 1992-06-23 | 1993-05-25 | 伸線加工性に優れた高炭素鋼線材または鋼線およびその製造方法 |
JP122984/93 | 1993-05-25 | ||
PCT/JP1994/000576 WO1994028189A1 (fr) | 1993-05-25 | 1994-04-06 | Fil d'acier ou barre en acier riche en carbone presentant une excellente usinabilite dans le trefilage, et leur procede de production |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0708183A1 EP0708183A1 (fr) | 1996-04-24 |
EP0708183A4 true EP0708183A4 (fr) | 1996-11-06 |
EP0708183B1 EP0708183B1 (fr) | 2000-03-22 |
Family
ID=14849423
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP94912062A Expired - Lifetime EP0708183B1 (fr) | 1993-05-25 | 1994-04-06 | Fil d'acier ou barre en acier riche en carbone presentant une excellente usinabilite dans le trefilage, et leur procede de production |
Country Status (4)
Country | Link |
---|---|
US (1) | US5658402A (fr) |
EP (1) | EP0708183B1 (fr) |
DE (1) | DE69423619T2 (fr) |
WO (1) | WO1994028189A1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1069199B1 (fr) * | 1999-01-28 | 2010-03-10 | Nippon Steel Corporation | Fil d'acier a résistance à la fatigue élevée et procédé de production correspondant |
JP4248790B2 (ja) * | 2002-02-06 | 2009-04-02 | 株式会社神戸製鋼所 | メカニカルデスケーリング性に優れた鋼線材およびその製造方法 |
EP3056580A4 (fr) * | 2013-10-08 | 2017-07-26 | Nippon Steel & Sumitomo Metal Corporation | Fil machine, câble d'acier à bainite hypereutectoïde, et procédé de fabrication correspondant |
JP2016014169A (ja) * | 2014-07-01 | 2016-01-28 | 株式会社神戸製鋼所 | 鋼線用線材および鋼線 |
CN104388826A (zh) * | 2014-10-12 | 2015-03-04 | 首钢总公司 | 一种减轻过共析盘条心部网状渗碳体的方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU165184A1 (ru) * | 1963-05-09 | 1964-09-23 | Высокопрочная арматурная сталь | |
JPS55113839A (en) * | 1979-02-23 | 1980-09-02 | Kobe Steel Ltd | Manufacture of direct patenting wire rod |
JPS63179018A (ja) * | 1987-01-21 | 1988-07-23 | Nippon Steel Corp | 延性の優れた超高張力鋼線の製造方法 |
JPS63179017A (ja) * | 1987-01-21 | 1988-07-23 | Nippon Steel Corp | 延性の優れた超高張力鋼線の製造方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1980001083A1 (fr) * | 1978-11-15 | 1980-05-29 | Caterpillar Tractor Co | Article en acier a faible teneur en bainite et son procede de fabrication |
JPS60245722A (ja) * | 1984-05-21 | 1985-12-05 | Kawasaki Steel Corp | 高張力線材の製造方法 |
JPS6324046A (ja) * | 1986-07-16 | 1988-02-01 | Kobe Steel Ltd | 高靭性高延性極細線用線材 |
JPH0653916B2 (ja) * | 1986-07-16 | 1994-07-20 | 日本鋼管株式会社 | 不安定破壊伝播停止能力に優れた耐摩耗性高性能レ−ル |
JPH064904B2 (ja) * | 1987-08-03 | 1994-01-19 | 株式会社神戸製鋼所 | ばね用▲高▼強度オイルテンパー線 |
-
1994
- 1994-04-06 WO PCT/JP1994/000576 patent/WO1994028189A1/fr active IP Right Grant
- 1994-04-06 EP EP94912062A patent/EP0708183B1/fr not_active Expired - Lifetime
- 1994-04-06 US US08/545,675 patent/US5658402A/en not_active Expired - Fee Related
- 1994-04-06 DE DE69423619T patent/DE69423619T2/de not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU165184A1 (ru) * | 1963-05-09 | 1964-09-23 | Высокопрочная арматурная сталь | |
JPS55113839A (en) * | 1979-02-23 | 1980-09-02 | Kobe Steel Ltd | Manufacture of direct patenting wire rod |
JPS63179018A (ja) * | 1987-01-21 | 1988-07-23 | Nippon Steel Corp | 延性の優れた超高張力鋼線の製造方法 |
JPS63179017A (ja) * | 1987-01-21 | 1988-07-23 | Nippon Steel Corp | 延性の優れた超高張力鋼線の製造方法 |
Non-Patent Citations (3)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 12, no. 455 (C - 548) 29 November 1988 (1988-11-29) * |
PATENT ABSTRACTS OF JAPAN vol. 4, no. 174 (C - 033) 2 December 1980 (1980-12-02) * |
See also references of WO9428189A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO1994028189A1 (fr) | 1994-12-08 |
DE69423619T2 (de) | 2000-10-26 |
EP0708183A1 (fr) | 1996-04-24 |
US5658402A (en) | 1997-08-19 |
EP0708183B1 (fr) | 2000-03-22 |
DE69423619D1 (de) | 2000-04-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0682122A4 (fr) | Acier inoxydable a deux phases a ductilite elevee et a forte resistance et procede de production de ce dernier. | |
EP0516857A4 (en) | High-strength ultrafine steel wire with excellent workability in stranding, and process and apparatus for producing the same | |
GB2281047B (en) | Structural member and method for forming the same | |
HUT66999A (en) | Substituted acylating agents and process for their producing | |
EP0950723A4 (fr) | Pieces en acier a grande resistance de charge et leurs procedes de production | |
EP0754775A4 (fr) | Rail en perlite a forte resistance a l'abrasion et procede de fabrication de ce rail | |
SG42998A1 (en) | Lubricant hydrocracking process | |
GB9325995D0 (en) | Improved rollformed sections and process for producing same | |
EP0789090A4 (fr) | Tole d'acier laminee a chaud et procede de production | |
GB2294500B (en) | Improved muffler and method for fabricating the same | |
EP0714989A4 (fr) | Procede de production et d'acier au moyen d'un convertisseur | |
GB2281527B (en) | Cold forming method | |
EP0620284A3 (fr) | Procédé pour la fabrication de fil d'acier patenté. | |
SG40055A1 (en) | Metallic ingot for plastic working and method for producing the same | |
GB2289231B (en) | High-adhesion/high-strength deformed steel bar and method for manufacturing the same | |
DE69317408D1 (de) | Zusammengesetzter supraleitender Draht und Verfahren zu seiner Herstellung | |
AU6186094A (en) | Steel wire coated with Fe-Zn-Al alloy and method for producing the same | |
GB9512305D0 (en) | Cold-rolled steel sheet having excellent workability and process for producing the same | |
ATA80294A (de) | Schwermetallegierung und verfahren zu ihrer herstellung | |
EP0607961A3 (en) | Polyester composition and process for producing the same. | |
ZA939731B (en) | Detergent composition and process for producing it | |
EP0707088A4 (fr) | Barre en acier riche en carbone et fil d'acier presentant une excellente usinabilite dans le trefilage, et leur procede de production | |
EP0708183A4 (fr) | Fil d'acier ou barre en acier riche en carbone presentant une excellente usinabilite dans le trefilage, et leur procede de production | |
EP0622450A3 (fr) | Compositions détergentes et méthodes pour leur fabrication. | |
EP0707089A4 (fr) | Fil d'acier a haute teneur en carbone ou acier constituant un tel fil, presentant une excellente aptitude au trefilage, et son procede de fabrication |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19951213 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): BE DE FR GB IT |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 19960916 |
|
AK | Designated contracting states |
Kind code of ref document: A4 Designated state(s): BE DE FR GB IT |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
17Q | First examination report despatched |
Effective date: 19990802 |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE PATENT HAS BEEN GRANTED |
|
ITF | It: translation for a ep patent filed |
Owner name: BARZANO' E ZANARDO ROMA S.P.A. |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): BE DE FR GB IT |
|
REF | Corresponds to: |
Ref document number: 69423619 Country of ref document: DE Date of ref document: 20000427 |
|
ET | Fr: translation filed | ||
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
26N | No opposition filed | ||
REG | Reference to a national code |
Ref country code: GB Ref legal event code: IF02 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20030402 Year of fee payment: 10 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20030408 Year of fee payment: 10 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20030417 Year of fee payment: 10 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: BE Payment date: 20030625 Year of fee payment: 10 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20040406 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20040430 |
|
BERE | Be: lapsed |
Owner name: *NIPPON STEEL CORP. Effective date: 20040430 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20041103 |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee | ||
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20041231 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED. Effective date: 20050406 |